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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/07/15 02:48:04 UTC

[jira] [Assigned] (SPARK-9000) Support generic item type in PrefixSpan

     [ https://issues.apache.org/jira/browse/SPARK-9000?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-9000:
-----------------------------------

    Assignee: Apache Spark

> Support generic item type in PrefixSpan
> ---------------------------------------
>
>                 Key: SPARK-9000
>                 URL: https://issues.apache.org/jira/browse/SPARK-9000
>             Project: Spark
>          Issue Type: Improvement
>          Components: MLlib
>    Affects Versions: 1.5.0
>            Reporter: Xiangrui Meng
>            Assignee: Apache Spark
>            Priority: Critical
>
> In SPARK-6487, we only support Int type. It requires users to encode other types into integer to use PrefixSpan. We should be able to do this inside PrefixSpan, similar to FPGrowth. This should be done before 1.5 since it changes APIs.



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